// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// @dart = 2.9

/// @assertion IOSink(StreamConsumer<List<int>> target,
///   { Encoding encoding: utf8 })
/// Create an [IOSink] that outputs to a target [StreamConsumer] of bytes.
/// @description Checks that new [IOSink] object with [utf8] encoding is created
/// by default
/// @author iarkh@unipro.ru

import "../../../Utils/expect.dart";
import "dart:async";
import "dart:io";
import "dart:convert";

main() {
  IOSink sink = new IOSink(new StreamController());
  Expect.isTrue(sink.encoding is Utf8Codec);
  sink.close();
}